5 Key Facts About Medicaid Expansion
This issue brief examines Medicaid expansion enrollment and Medicaid spending in expansion and non-expansion states and describes the characteristics of adults covered by the Medicaid expansion.
The independent source for health policy research, polling, and news.
KFF’s policy research provides facts and analysis on a wide range of policy issues and public programs.
KFF designs, conducts and analyzes original public opinion and survey research on Americans’ attitudes, knowledge, and experiences with the health care system to help amplify the public’s voice in major national debates.
KFF Health News is a national newsroom that produces in-depth journalism about health issues and is one of the organization’s core operating programs.
This issue brief examines Medicaid expansion enrollment and Medicaid spending in expansion and non-expansion states and describes the characteristics of adults covered by the Medicaid expansion.
As Congress weighs potential cuts in federal Medicaid spending through budget reconciliation, one option under consideration is to limit the use of state taxes on providers. This brief uses data from KFF’s 2024-2025 survey of Medicaid directors to describe states’ current provider taxes and the federal rules governing them.
This brief explains fraud, waste, abuse, and improper payments in Medicare and describes actions to ensure Medicare program integrity.
On March 15, 2025, the President signed a full-year “continuing resolution” (CR) that continues funding the federal government through the rest of the fiscal year. It maintains U.S. global health funding at the prior year (FY 2024) level ($10.8 billion).
Under the reconciliation package, federal Medicaid spending in rural areas is estimated to decline by $137 billion, more than the $50 billion appropriated for the rural health fund.
The House Committee on Appropriations approved the FY 2026 National Security, Department of State, and Related Programs (NSRP) appropriations bill and accompanying report on July 23, 2025.
This analysis allocates the CBO’s estimated reduction in federal spending in the enacted reconciliation package across states based on KFF’s state-level data and where possible, prior modeling work; and shows the federal spending reductions relative to KFF’s projections of federal spending by state under current law.
Prior KFF analysis allocated CBO’s federal Medicaid spending reductions and enrollment losses across the states, and this policy watch builds on that analysis to examine the potential impacts in expansion states compared with non-expansion states.
On May 2, 2025, the White House released preliminary details of its FY26 budget request, including funding for global health activities at the State Department, U.S. Agency for International Development (USAID), Centers for Disease Control and Prevention (CDC), and the Fogarty International Center (FIC) at National Institutes of Health (NIH).
This analysis examines the share of inpatient hospital days that are covered by Medicaid nationally and by state at a time when Congress is considering potential cuts to the program. It finds that Medicaid covered at least one in five inpatient hospital days in 48 states and the District of Columbia in 2023.
© 2025 KFF